Commit1f368be

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Add -s option to dtmacid

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Lines changed: 5 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -166,7 +166,10 @@ void* writer(void* arg)`
`166`	`166`	`//work`
`167`	`167`	`//transaction<repeatable_read> txn(*conns[random() % conns.size()]);`
`168`	`168`	`transaction<read_committed>txn(*conns[random() % conns.size()]);`
`169`		`-int acc =random() % cfg.nAccounts;`
	`169`	`+int acc = cfg.scatter`
	`170`	`+?random() % (cfg.nAccounts/cfg.nWriters) * cfg.nWriters + t.id`
	`171`	`+:random() % cfg.nAccounts;`
	`172`	`+`
`170`	`173`	`try {`
`171`	`174`	`exec(txn,"update t set v = v + 1 where u=%d", acc);`
`172`	`175`	`txn.commit();`
`@@ -247,6 +250,7 @@ int main (int argc, char* argv[])`
`247`	`250`	`"\t-n N\tnumber of iterations (1000)\n"`
`248`	`251`	`"\t-p N\tupdate percent (100)\n"`
`249`	`252`	`"\t-c STR\tdatabase connection string\n"`
	`253`	`+"\t-s\tavoid conflicts\n"`
`250`	`254`	`"\t-i\tinitialize database\n");`
`251`	`255`	`return1;`
`252`	`256`	`}`

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